无线媒体很具挑战性-许多不定因素还不受控制；覆盖范围是很大的障碍；使用不同拓扑结构和不同平台的旧系统会使事情变得更困难。

Wireless media is challenging — many variables are not yet under control; coverage is a big hindrance; legacy systems with different topologies and different platforms make things even tougher.

youdao

所以有些人的思想中有这样的因素：“我们不希望民众收到教育、健康和自信，因为这样他们就不受控制了。”

And I think there's an element in the thinking of some people, "we don't want people to be educated, healthy and confident, because they would get out of control."

youdao

所以有些人的思想中有这样的因素：“我们不希望民众收到教育、健康和自信，因为这样他们就不受控制了。”

And I think there's an element in the thinking of some people, "we don't want people to be educated, healthy and confident, because they would get out of control."

youdao